/*
 * SEO by FuelitOnline (FIO) - Main Styles
 * A modern, lightweight CSS file for the SEO analysis tool
 */

/* ---------- Base Styles & Variables ---------- */
:root {
    /* Primary Colors */
    --primary: #4a6bff;
    --primary-light: #e0e6ff;
    --primary-dark: #3a56d4;
    
    /* Secondary Colors */
    --secondary: #75e1c2;
    --secondary-light: #e6f9f4;
    --secondary-dark: #5bc6a7;
    
    /* Accent Colors */
    --accent-1: #ffb74d;
    --accent-2: #ff7b9c;
    --accent-3: #ae7dff;
    
    /* Neutral Colors */
    --white: #ffffff;
    --off-white: #f8f9fa;
    --light-gray: #e9ecef;
    --gray: #adb5bd;
    --dark-gray: #495057;
    --black: #212529;
    --dark: #34495e;
    --medium: #7f8c8d;
    --light: #ecf0f1;
    
    /* Footer Colors */
    --dark-blue: #1a1f2c;
    --dark-blue-light: #2a3042;
    --dark-blue-dark: #151928;
    --dark-blue-text: #e0e6ff;
    
    /* Feedback Colors */
    --success: #28a745;
    --error: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    
    /* Typography */
    --font-primary: 'Poppins', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-secondary: 'Montserrat', 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-code: 'Source Code Pro', monospace;
    --font-size-small: 0.875rem;
    --font-size-base: 1rem;
    --font-size-medium: 1.125rem;
    --font-size-large: 1.5rem;
    --font-size-xl: 2rem;
    --font-size-xxl: 3rem;
    
    /* Spacing */
    --spacing-xxs: 0.25rem;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 5rem;
    
    /* Borders & Shadows */
    --border-radius-sm: 0.25rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 1rem;
    --border-radius-full: 9999px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-medium: 300ms ease;
    --transition-slow: 500ms ease;
    
    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-fixed: 1030;
    --z-index-modal: 1040;
    --z-index-tooltip: 1050;
    
    /* Transitions */
    --transition-fast: 0.15s ease-in-out;
    --transition-medium: 0.3s ease-in-out;
    --transition-slow: 0.5s ease-in-out;
}

/* Base Reset */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-secondary);
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: var(--spacing-md);
    color: var(--dark);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-md);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover, a:focus {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Container & Layout */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col {
    flex: 1;
    padding: 0 15px;
}

.col-12 { flex: 0 0 100%; max-width: 100%; }
.col-11 { flex: 0 0 91.667%; max-width: 91.667%; }
.col-10 { flex: 0 0 83.333%; max-width: 83.333%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-8 { flex: 0 0 66.667%; max-width: 66.667%; }
.col-7 { flex: 0 0 58.333%; max-width: 58.333%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-5 { flex: 0 0 41.667%; max-width: 41.667%; }
.col-4 { flex: 0 0 33.333%; max-width: 33.333%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-2 { flex: 0 0 16.667%; max-width: 16.667%; }
.col-1 { flex: 0 0 8.333%; max-width: 8.333%; }

/* Buttons */
.btn {
    display: inline-block;
    font-weight: 500;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    user-select: none;
    border: 1px solid transparent;
    padding: 0.6rem 1.5rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
    cursor: pointer;
}

.btn:focus, .btn:hover {
    text-decoration: none;
    outline: none;
}

.btn-primary {
    color: var(--white);
    background-color: var(--primary);
    border-color: var(--primary);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    color: var(--white);
    background-color: var(--secondary);
    border-color: var(--secondary);
}

.btn-secondary:hover, .btn-secondary:focus {
    background-color: var(--secondary-dark);
    border-color: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary);
    border-color: var(--primary);
}

.btn-outline:hover, .btn-outline:focus {
    background-color: var(--primary);
    color: var(--white);
}

.btn-lg {
    padding: 0.75rem 2rem;
    font-size: 1.25rem;
}

.btn-sm {
    padding: 0.4rem 1rem;
    font-size: 0.875rem;
}

.btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-control {
    display: block;
    width: 100%;
    height: calc(1.5em + 0.75rem + 2px);
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--dark);
    background-color: var(--white);
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    color: var(--dark);
    background-color: var(--white);
    border-color: var(--primary-light);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(52, 152, 219, 0.25);
}

.form-control.valid {
    border-color: var(--success);
}

.form-control.invalid {
    border-color: var(--error);
}

.input-error {
    display: none;
    color: var(--error);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

textarea.form-control {
    height: auto;
}

.form-check {
    position: relative;
    display: block;
    padding-left: 1.25rem;
}

.form-check-input {
    position: absolute;
    margin-top: 0.3rem;
    margin-left: -1.25rem;
}

.form-check-label {
    margin-bottom: 0;
}

/* Header & Navigation */
.header {
    position: sticky;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-medium);
    padding: 10px 0; /* Changed from 5px 0 to 10px 0 for consistent height */
}

.header.scrolled {
    padding: 10px 0; /* Ensure scrolled state matches default state */
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 40px;
    width: auto;
    margin-right: var(--spacing-sm);
}

.nav-menu {
    display: flex;
    list-style: none;
}

.nav-item {
    margin-left: var(--spacing-lg);
}

.nav-link {
    color: var(--dark);
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-link:hover {
    color: var(--primary);
    text-decoration: none;
}

.nav-link.active {
    color: var(--primary);
    position: relative;
}

.nav-link.active:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
}

.nav-auth {
    display: flex;
    align-items: center;
}

.nav-auth .btn {
    margin-left: var(--spacing-sm);
}

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--dark);
}


/* Footer */
.footer {
    background-color: #71767c;
    color: var(--light);
    padding: var(--spacing-md) 0;
    margin-top: var(--spacing-md);
}

.footer-logo {
    display: block;
    height: 40px;
    width: 70px;
    margin-bottom: var(--spacing-md);
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-column {
    flex: 1;
    min-width: 200px;
    margin-bottom: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.footer-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.footer-links {
    list-style: none;
}

.footer-link {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--light);
    transition: color var(--transition-fast);
}

.footer-link:hover {
    color: var(--primary-light);
    text-decoration: none;
}

.footer-contact {
    margin-bottom: var(--spacing-md);
}

.footer-contact-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.footer-contact-icon {
    margin-right: var(--spacing-sm);
    color: var(--primary-light);
}

.footer-social {
    display: flex;
    margin-top: var(--spacing-md);
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    margin-right: var(--spacing-sm);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    background-color: var(--primary);
    transform: translateY(-3px);
}

.footer-bottom {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
}
/* Modal */
.modal {
    position: fixed;
    z-index: 1050; /* Changed from var(--z-index-modal) or 1040 to 1050 to be above navbar (z-index: 1000) */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 0 20px rgba(0,0,0,0.2);
}

.modal.hidden {
    display: none;
}
/* Flash Messages */
.flash-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 350px;
}

.flash-message {
    margin-bottom: 10px;
    padding: 15px 20px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--white);
    animation: slide-in 0.3s ease-out forwards;
}

.flash-message.success {
    background-color: var(--success);
}

.flash-message.error {
    background-color: var(--error);
}

.flash-message.info {
    background-color: var(--info);
}

.flash-message.warning {
    background-color: var(--warning);
}

.flash-close {
    margin-left: 10px;
    cursor: pointer;
    font-size: 1.2rem;
    opacity: 0.7;
}

.flash-close:hover {
    opacity: 1;
}

.flash-message.fade-out {
    animation: fade-out 0.3s ease-out forwards;
}

@keyframes slide-in {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fade-out {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* Spinner/Loader */
.spinner {
    display: inline-block;
    width: 1em;
    height: 1em;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 0.8s linear infinite;
    margin-right: 8px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Enhanced UI Effects */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%, -50%);
    transform-origin: 50% 50%;
}

.btn:hover::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    20% {
        transform: scale(25, 25);
        opacity: 0.5;
    }
    100% {
        opacity: 0;
        transform: scale(40, 40);
    }
}

.nav-link {
    position: relative;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: width 0.3s ease;
}

.nav-link:hover::before {
    width: 100%;
}

.form-control:focus {
    transform: translateY(-2px);
    transition: transform 0.3s ease;
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.1);
}

.feature-card, .testimonial-card, .plan-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover, .testimonial-card:hover, .plan-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* Responsive Media Queries */
@media (max-width: 992px) {
    html {
        font-size: 15px;
    }
    
    .nav-item {
        margin-left: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .mobile-nav-toggle {
        display: block;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: 0;
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        overflow: hidden;
        transition: height var(--transition-medium);
        box-shadow: var(--shadow-md);
        z-index: 999;
    }
    
    .nav-menu.active {
        height: auto;
        padding: var(--spacing-md) 0;
    }
    
    .nav-item {
        margin: var(--spacing-sm) 0;
    }
    
    .footer-column {
        flex: 0 0 100%;
        margin-bottom: var(--spacing-md);
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .btn {
        padding: 0.5rem 1.2rem;
    }
    
    .col-xs-12 {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .nav-auth {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-auth .btn {
        margin: var(--spacing-xs) 0;
    }
}
.scanning-container.hidden {
    display: none;
}
.scanning-container {
    transition: opacity var(--transition-medium);
}